Swietelsky Construction Company Ltd
Registered name: SWIETELSKY CONSTRUCTION COMPANY LTD
Swietelsky Construction Company Ltd made £28.8m revenue and £1.9m profit in the year to 31 Mar 2026.
Swietelsky Construction Company Ltd’s revenue grew 12% to £28.8m in the year to 31 Mar 2026, with £1.9m profit and 135 employees. The company is classified under “construction of railways and underground railways” and is based in London; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 21 yrs · since 2004
- Type
- Private Limited Company
Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently. From the filing: “The immediate parent company is Swietelsky AG, a company incorporated in Austria. Group accounts are prepared and these are available on request from 4020 Linz, Edlbacherstrasse 10, Austria, or from t”
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Mar 2023 | 31 Mar 2024 | 31 Mar 2025 | 31 Mar 2026 |
|---|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | £21.5m | £23.9m | £25.6m | £28.8m |
| Cost of sales | £15.3m | £15.4m | £18.1m | £20.7m |
| Gross profit | £6.2m | £8.6m | £7.5m | £8m |
| Operating profit | £3.3m | £5.2m | £2.8m | £2.8m |
| Profit before tax | £3m | £4.9m | £2.6m | £2.5m |
| Profit after tax | £2.3m | £3.8m | £1.9m | £1.9m |
| Profit (best available) | £2.3m | £3.8m | £1.9m | £1.9m |
| Staff costs | £8.2m | £9.4m | £10.9m | £12.9m |
| Employees (average) | 104 | 114 | 125 | 135 |
| Ratios | ||||
| Profit margin | 10.8% | 15.7% | 7.4% | 6.4% |
| Gross margin | 28.9% | 35.9% | 29.3% | 27.9% |
| Revenue per employee | £206k | £210k | £205k | £213k |
| Profit per employee | £22.2k | £33.1k | £15.1k | £13.7k |
| Growth (year on year) | ||||
| Revenue growth | — | ▲11.6% | ▲6.9% | ▲12.4% |
| Profit growth | — | ▲63.2% | ▼50% | ▼1.6% |
| Headcount growth | — | ▲9.6% | ▲9.7% | ▲8% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £10.1m | £12.3m | £11m | £7.6m |
| Net assets | £12.7m | £14.1m | £13.5m | £13.6m |
| Fixed assets | £19.3m | £16.4m | £14.3m | £19.1m |
| Current assets | £16.4m | £17.9m | £21.1m | £17.3m |
| Debtors | £1.5m | £61.1k | £3.5m | £3.4m |
| Deferred income | £2.7m | £2.6m | £4.3m | £2.4m |
| Source | FullAccounts · bulk data Jun 2024 | FullAccounts · bulk data Jun 2024 | FullAccounts · bulk data Sep 2025 | FullAccounts · bulk data Aug 2026 |
How the business works
- Profit margin
- 6.4%
- Profit ÷ revenue.
- Gross margin
- 27.9%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £213k
- Revenue ÷ average employees.
- Profit per employee
- £13.7k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 66.4%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 8.3%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 11.8%
- Money owed by customers. Low = customers pay quickly.
Balance-sheet signals
Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.
- Net assets
- ▲0%
- Now £13.6m
- Cash at bank
- ▼31%
- Now £7.6m
- Headcount
- ▲8%
- Now 135
- Deferred income
- ▼45%
- Now £2.4m
- Fixed assets
- ▲33%
- Now £19.1m
Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.
Similar profitable businesses
- Pro Rail Services LimitedLondon · Construction of railways and underground railways
- Revenue
- £17.1m
- Profit
- £560k
- Staff
- 38
- Nationwide Engineering LtdSalisbury · Construction of railways and underground railways
- Revenue
- £13.6m
- Profit
- £153k
- Staff
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- Pod-Trak LimitedUxbridge · Construction of railways and underground railways
- Revenue
- £69.9m
- Profit
- £2m
- Staff
- 113
Sources
Latest figures from FullAccounts for the year to 31 Mar 2026 (profit £1.9m), from the Companies House accounts bulk data published Aug 2026. Spotted an error? Request a correction.
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.